Finding the Fourth Proportional to 49,016.28, 67,632 and 28,865.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,016.28 : 67,632 = 28,865.82 : x
2. Step 2: Convert to fraction form
   49,016.28/67,632 = 28,865.82/x
3. Step 3: Cross multiply
   49,016.28x = 67,632 × 28,865.82
4. Step 4: Simplify right side
   49,016.28x = 1,952,253,138.24
5. Step 5: Solve for x
   x = 1,952,253,138.24/49,016.28
6. Step 6: Final answer
   x = 39,828.67